/*
 * Copyright 2011- Per Wendel
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *  
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package spark.route;


/**
 * RouteMatcherFactory
 *
 * @author Per Wendel
 */
public final class RouteMatcherFactory {
    /**
     * The logger.
     */
    private static final org.slf4j.Logger LOG = org.slf4j.LoggerFactory.getLogger(RouteMatcherFactory.class);

    private static SimpleRouteMatcher routeMatcher = null;

    private RouteMatcherFactory() {
    }

    public static synchronized SimpleRouteMatcher get() {
        if (routeMatcher == null) {
            LOG.debug("creates RouteMatcher");
            routeMatcher = new SimpleRouteMatcher();
        }
        return routeMatcher;
    }

}
